1.

in a Bramha's press the area of the two plungers are 2cm^(2) and 60 cm^(2) respectively. The pump plunger is worked by a lever whose arms are 5 cm and 75 cm. if the end of the lever is raised and lowered by 30 cm at evergy stoke, find the numberof strokes required to raise the press plunger by 2cm .

Answer»


ANSWER :637.5 KG


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